THAYER, bangs: AVES FROM SAVANNA OF PANAMA. 217 



24. Rhamphocaenus rufiventris (Bp.). 

 Three adult males, May 8 and 9. 



25. Cercomacra tyrannina (Scl.)- 

 One $, May 21. 



26. Cercomacra nigricans Scl. 

 Seven adults, both sexes, May 6 to 21. 



27. Drymophila swainsoni Berlepsch. 

 Six adults, both sexes, May 9 to 11. 



28- Hypocnemis naevioides (Lafk.). 



Three adults, both sexes, May 14 to 26. 



DENDROCOLAPTIDAB. 

 29. Xiphorhynchus 1 nanus nanus (Lawr.). 

 Three specimens, both sexes. May 11 to 25. 



PIPRIDAB. 

 30. Chiroxiphia lanceolata (Wagl.). 

 Ten adults, both sexes, May 3 to 26. 



31. Manacus vitellinus (Gould). 

 Fifteen specimens, both sexes, May 3 to 21. 



TYRANNIDAE. 

 32. Todirostrum cinereum finitimum Bangs. 

 Two adult males, May 2 and 17. 



33. Todirostrum schistaceiceps Scl. 

 One adult 9 , May 8. 



34 Colopteryx pilaris (Cab.). 

 Two adults, ^ and 9 > ^lay 8. 



35. Myiopagis placens accola Bangs. 

 One adult 9 , May 13. 



1 For change from Dendrornis to Xiphorhynchtis, cf. Oberholser, Smith. Misc. 

 Coll., Vol. 48, pt. 1, No. 1579, pp. 62-63, May 13, 1905. 



